Applied comparison of large‐scale propensity score matching and cardinality matching for causal inference in observational research

Abstract Background Cardinality matching (CM), a novel matching technique, finds the largest matched sample meeting prespecified balance criteria thereby overcoming limitations of propensity score matching (PSM) associated with limited covariate overlap, which are especially pronounced in studies wi...

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Bibliographic Details
Main Authors: Stephen P. Fortin, Stephen S Johnston, Martijn J Schuemie
Format: Article
Language:English
Published: BMC 2021-05-01
Series:BMC Medical Research Methodology
Subjects:
Online Access:https://doi.org/10.1186/s12874-021-01282-1